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chartjs-plugin-roughness

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<!doctype html> <html lang="en"> <body> <div style="width: 640px; height: 480px"> <canvas id="canvas"></canvas> </div> <script type="module" src="/index.js"></script> <script type="module"> import * as Utils from '../utils' import {initChartAndActions} from "../utils.js"; const DATA_COUNT = 5; const NUMBER_CFG = {count: DATA_COUNT, min: 0, max: 100}; const labels = ['Red', 'Orange', 'Yellow', 'Green', 'Blue']; const data = { labels: labels, datasets: [ { label: 'Dataset 1', data: Utils.numbers(NUMBER_CFG), backgroundColor: [ Utils.transparentize(Utils.CHART_COLORS.red, 0.5), Utils.transparentize(Utils.CHART_COLORS.orange, 0.5), Utils.transparentize(Utils.CHART_COLORS.yellow, 0.5), Utils.transparentize(Utils.CHART_COLORS.green, 0.5), Utils.transparentize(Utils.CHART_COLORS.blue, 0.5), ] } ] }; const config = { type: 'polarArea', data: data, options: { responsive: true, plugins: { legend: { position: 'top', }, title: { display: true, text: 'Chart.js Polar Area Chart' } } }, }; const actions = [ { name: 'Randomize', handler(chart) { chart.data.datasets.forEach(dataset => { dataset.data = Utils.numbers({count: chart.data.labels.length, min: -100, max: 100}); }); chart.update(); } }, { name: 'Add Dataset', handler(chart) { const data = chart.data; const dsColor = Utils.namedColor(chart.data.datasets.length); const newDataset = { label: 'Dataset ' + (data.datasets.length + 1), backgroundColor: Utils.transparentize(dsColor, 0.5), borderColor: dsColor, data: Utils.numbers({count: data.labels.length, min: -100, max: 100}), }; chart.data.datasets.push(newDataset); chart.update(); } }, { name: 'Add Data', handler(chart) { const data = chart.data; if (data.datasets.length > 0) { data.labels = Utils.months({count: data.labels.length + 1}); for (let index = 0; index < data.datasets.length; ++index) { data.datasets[index].data.push(Utils.rand(-100, 100)); } chart.update(); } } }, { name: 'Remove Dataset', handler(chart) { chart.data.datasets.pop(); chart.update(); } }, { name: 'Remove Data', handler(chart) { chart.data.labels.splice(-1, 1); // remove the label first chart.data.datasets.forEach(dataset => { dataset.data.pop(); }); chart.update(); } } ]; initChartAndActions(actions, config); </script> </body> </html>